OpenTechnical

OT-2026-000069038

Publication integrity record

Three bellows cup vacuum gripper, three zone face, four outlet manifold, plant vacuum fed, pressure sensor per zone, pulsed blow-off before set-down, on a tool changer

This page is the evidence record. It changes as evidence arrives: a trusted timestamp, an independent retrieval, a custody deposit. The disclosure itself (/p/OT-2026-000069038) never changes.

Identity and time

Publication numberOT-2026-000069038 · never reused
Internal UUID01a0ae90-6dce-7280-9cc4-718785479766 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:51:36.025578Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000069038
StatusPUBLIC

Content hashes

Canonical text4bbdaaf70457d4f7ed2489f8e9067a85031c5f177a965b80349c444844f707bf
Markdowna2cce14a95d2ef82cac02ab83d2f1f0834e3863e7789616ea729153534f68efd
PDF
Publication pageae831e56d45fe077b18fa2ab0e321c9ddb5998b4c98204b87345c13d516b4c1a
Manifest8e2153fa5366294bef963e5aeba23fb3c14b315e6be4130c699b263c8b0328e0

SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.

Manifest signature

AlgorithmEd25519 · key OT-SIGN-2026-01 · Verified
SignaturesmjlfTdmlUa8JRR2stEM4Fq+l3QI5l7w9fm8UnfFqyQdKOShJYz8RAG1t5O6nJiioCekEDaSccC8J2xKEeyNBg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:28:53.847532ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069038
observed ae831e56d45fe077b18fa2ab0e321c9d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:53.828515ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069038/manifest.json
observed 8e2153fa5366294bef963e5aeba23fb3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:53.810587ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069038/publication.md
observed a2cce14a95d2ef82cac02ab83d2f1f08...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:53.791236ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069038/publication.txt
observed 4bbdaaf70457d4f7ed2489f8e9067a85...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139

Requested from infrastructure separate from the publication system, over the public internet, with no credential. A MATCH means an ordinary internet client could fetch the publication and received exactly the bytes recorded above.

Independent archive

External archivePending Canonical URLs are submitted to an independent archive in batches.

A capture held by an outside archive is evidence that does not depend on OpenTechnical continuing to exist. It supplements the records above; it does not replace them.

Third-party custody

Custody packagePending Custody packages are produced weekly.